If matel ions of group II are precipitate by `NH_(4)CI` and `NH_(4)OH` without prior oxidation by conconirated `HNO_(3)` _____is not completely precipitate

Why do we add excess of NH_(4)Cl and NH_(4)OH in the precipitation of group III cations?

Why do we add excess of NH_(4)Cl and NH_(4)OH in the precipitation of group III cations?

The reagents NH_(4)Cl and NH_(3) will precipitate :

Which of the following ions can be separated by using NH_(4)Cl and NH_(4)OH ?

The reagents, NH_(4)Cl and aqueous NH_(3) will precipitate

The reagents, NH_(4)Cl and aqueous NH_(3) will precipitate

Can we use NaCla and NaOH in place of Na_(4)Cl and NH_(4)OH in the group III cation precipitation.

In the third group of qualitive analysis, the precipitating reagent is NH_(4)CI//NH_(4)OH . The function of NH_(4)CI is to

NH_(4)Cl is added along with NH_(4)OH in group (a)_____to (b)____ concentration of (c ) ____.

In qualitative analysis of group I radicals, a white precipitate is formed which is insoluble in boiling water but when treated with NH_4 OH it turns black. The precipitate may be